%0 Journal Article
%A Katz, Nicholas M.
%T An estimate for character sums
%J Journal of the American Mathematical Society
%D 1989
%P 197-200
%V 02
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1989-0965007-8/
%R 10.1090/S0894-0347-1989-0965007-8
%F 10_1090_S0894_0347_1989_0965007_8